401694290373 has 16 divisors (see below), whose sum is σ = 537244471040. Its totient is φ = 266970914496.

The previous prime is 401694290341. The next prime is 401694290407. The reversal of 401694290373 is 373092496104.

It is a happy number.

It is not a de Polignac number, because 401694290373 - 2⁵ = 401694290341 is a prime.

It is a super-2 number, since 2×401694290373² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401694291373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2036436 + ... + 2224962.

It is an arithmetic number, because the mean of its divisors is an integer number (33577779440).

Almost surely, 2^401694290373 is an apocalyptic number.

It is an amenable number.

401694290373 is a deficient number, since it is larger than the sum of its proper divisors (135550180667).

401694290373 is a wasteful number, since it uses less digits than its factorization.

401694290373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190716.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 401694290373 in words is "four hundred one billion, six hundred ninety-four million, two hundred ninety thousand, three hundred seventy-three".